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Custom Expressions

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Multiple expression columns in property controls.

While it is possible to plug an expression into a plot axis with a document property, often it is necessary to plug that calculation into two visualizations. The difficulty is that two (or more) expressions are required because of the visualizatio...
almost 8 years ago in Spotfire / Custom Expressions 2 Future Consideration

Text Function - Calculated column - InitCap String Function

Objective to make the string init caps. Eg. Alpha We have a workaround where we can take the 1st character of the string and make it upper then append it it would be great, if we have in built function making first char of a string upper and oth...
over 8 years ago in Spotfire / Custom Expressions 1 Future Consideration

Add expression function to convert Temperature

This is one of those simple things that you'd think would be in the tool already, but just isn't. Here's an example of how it's implemented in Excel. I would use the exact same approach. https://www.extendoffice.com/documents/excel/1254-excel-conv...
over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

Bi directional integration with Clarity

Today Clarity can be used in front of Spotfire for Data cleaning (and also could be used to import more easily xml or json files). Could be really great to integrate Clarity from our new source view and see rules to clean data from Sprofire and ma...
over 8 years ago in Spotfire / Custom Expressions 0 Future Consideration

Preserve row index order even after join operation

As per current Spotfire design, when doing the join, there's no row order guarantee afterwards, and it may change depending on algorithm used internally. It seems we used different algorithms for different data sizes because of memory / cpu tradeo...
almost 9 years ago in Spotfire / Custom Expressions 0 Future Consideration

Enable caching in Expression Function

Data Function has a built-in Allow Caching option to avoid redundant run when input parameters don't change, while Expression Function does not.
over 1 year ago in Spotfire / Custom Expressions 0 Future Consideration
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